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Sitronix Technology Corp. reserves the right to change the contents in this document without prior notice. ST7789S 240RGB x 320 dot 262K Color with Frame Memory Single-Chip TFT Controller/Driver Datasheet Version 1.5 2013/04

ST7789S SPEC V1 · ST7789S Version 1.5 Page 3 of 300 2013/04

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  • Sitronix Technology Corp. reserves the right to change the contents in this document without prior notice.

    ST7789S 240RGB x 320 dot 262K Color with Frame Memory

    Single-Chip TFT Controller/Driver

    Datasheet Version 1.5 2013/04

  • ST7789S

    Version 1.5 Page 2 of 300 2013/04

    LIST OF CONTENT

    1 GENERAL DESCRIPTION..................................................................... 11

    2 FEATURES ............................................................................................ 12

    3 PAD ARRANGEMENT........................................................................... 14

    3.1 OUTPUT BUMP DIMENSION........................................................................................14

    3.2 INPUT BUMP DIMENSION ...........................................................................................15

    3.3 ALIGNMENT MARK DIMENSION ...................................................................................16

    3.4 CHIP INFORMATION...................................................................................................16

    4 PAD CENTER COORDINATES ............................................................. 17

    5 BLOCK DIAGRAM................................................................................. 30

    6 PIN DESCRIPTION ................................................................................ 31

    6.1 POWER SUPPLY PINS ...............................................................................................31

    6.2 INTERFACE LOGIC PINS.............................................................................................32

    6.3 DRIVER OUTPUT PINS...............................................................................................35

    6.4 TEST AND OTHER PINS ..............................................................................................35

    7 DRIVER ELECTRICAL CHARACTERISTICS........................................ 36

    7.1 ABSOLUTE OPERATION RANGE..................................................................................36

    7.2 DC CHARACTERISTICS..............................................................................................37

    7.3 POWER CONSUMPTION .............................................................................................39

    7.4 AC CHARACTERISTICS ..............................................................................................40 7.4.1 8080 Series MCU Parallel Interface Characteristics: 18/16/9/8-bit Bus..................................................... 40

    7.4.2 Serial Interface Characteristics (3-line serial): ........................................................................................... 42

    7.4.3 Serial Interface Characteristics (4-line serial): ........................................................................................... 43

    7.4.4 RGB Interface Characteristics: .................................................................................................................. 45

    7.4.5 Reset Timing: ............................................................................................................................................ 46

    8 FUNCTION DESCRIPTION.................................................................... 48

    8.1 MPU INTERFACE TYPE SELECTION ............................................................................48 8.2 8080-Ⅰ SERIES MCU PARALLEL INTERFACE ............................................................49

    8.2.1 Write cycle sequence ................................................................................................................................ 49

    8.2.2 Read cycle sequence ................................................................................................................................ 50

    8.3 8080-Ⅱ SERIES MCU PARALLEL INTERFACE .............................................................52

    8.4 SERIAL INTERFACE ...................................................................................................53 8.4.1 Pin description........................................................................................................................................... 53

    8.4.2 Command write mode ............................................................................................................................... 54

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    8.4.3 Read function ............................................................................................................................................ 56

    8.4.4 3-line serial interface Ⅰ/Ⅱ protocol......................................................................................................... 56

    8.4.5 4-line serial protocol .................................................................................................................................. 58

    8.4.6 2 data lane serial Interface ........................................................................................................................ 60

    8.5 DATA TRANSFER BREAK AND RECOVERY ...................................................................64

    8.6 DATA TRANSFER PAUSE ...........................................................................................66 8.6.1 Parallel interface pause............................................................................................................................. 66

    8.7 DATA TRANSFER MODE ............................................................................................66 8.7.1 Method 1 ................................................................................................................................................... 66

    8.7.2 Method 2 ................................................................................................................................................... 67

    8.8 DATA COLOR CODING...............................................................................................68 8.8.1 8080-Ⅰ series 8-bit Parallel Interface ...................................................................................................... 68

    8.8.2 8-bit data bus for 12-bit/pixel (RGB 4-4-4-bit input), 4K-Colors, 3Ah=”03h” .............................................. 68

    8.8.3 8-bit data bus for 16-bit/pixel (RGB 5-6-5-bit input), 65K-Colors, 3Ah=”05h” ............................................ 69

    8.8.4 8-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h” .......................................... 70

    8.8.5 8080-Ⅱ series 8-bit Parallel Interface ...................................................................................................... 71

    8.8.6 8-bit data bus for 16-bit/pixel (RGB 5-6-5-bit input), 65K-Colors, 3Ah=”05h” ............................................ 71

    8.8.7 8-bit data bus for 18-bit/pixel (RGB 6-6-6-bit input), 262K-Colors, 3Ah=”06h” .......................................... 72

    8.8.8 8080-Ⅰ series 16-Bit Parallel Interface .................................................................................................... 73

    8.8.9 16-bit data bus for 12-bit/pixel (RGB 4-4-4-bit input), 4K-Colors, 3Ah=”03h” ............................................ 74

    8.8.10 16-bit data bus for 16-bit/pixel (RGB 5-6-5-bit input) 65K-Color, 3Ah=”05h” ............................................. 75

    8.8.11 16-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”, MDT[1:0]=”00b” ............. 76

    8.8.12 16-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”, MDT[1:0]=”01b” ............. 77

    8.8.13 16-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”, MDT[1:0]=”10b” ............. 78

    8.8.14 16-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”, MDT[1:0]=”11b” ............. 79

    8.8.15 8080-Ⅱ series 16-Bit Parallel Interface .................................................................................................... 80

    8.8.16 16-bit data bus for 16-bit/pixel (RGB 5-6-5-bit input) 65K-Color, 3Ah=”05h” ............................................. 80

    8.8.17 16-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”, MDT[1:0]=”00b” ............. 81

    8.8.18 16-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”, MDT[1:0]=”01b” ............. 82

    8.8.19 16-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”, MDT[1:0]=”10b” ............. 82

    8.8.20 16-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”, MDT[1:0]=”11b” ............. 84

    8.8.21 8080-Ⅰ series 9-Bit Parallel Interface ...................................................................................................... 85

    8.8.22 Write 9-bit data for RGB 5-6-5-bit input (65K-Color), 3Ah=”05h”............................................................... 85

    8.8.23 Write 9-bit data for RGB 6-6-6-bit input (262K-Color), 3Ah=”06h”, MDT[1:0]=”00b”.................................. 86

    8.8.24 Write 9-bit data for RGB 6-6-6-bit input (262K-Color), 3Ah=”06h”, MDT[1:0]=”01b”.................................. 87

    8.8.25 8080-Ⅱ series 9-bit Parallel Interface ...................................................................................................... 88

    8.8.26 Write 9-bit data for RGB 5-6-5-bit input (65K-Color), 3Ah=”05h”............................................................... 88

    8.8.27 Write 9-bit data for RGB 6-6-6-bit input (262K-Color), 3Ah=”06h”, MDT[1:0]=”00b”.................................. 89

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    8.8.28 Write 9-bit data for RGB 6-6-6-bit input (262K-Color), 3Ah=”06h”, MDT[1:0]=”01b”.................................. 90

    8.8.29 8080-Ⅰ series 18-Bit Parallel Interface .................................................................................................... 91

    8.8.30 18-bit data bus for 12-bit/pixel (RGB-4-4-4-bit input), 4K-colors, 3Ah=”03h” ............................................. 92

    8.8.31 18-bit data bus for 16-bit/pixel (RGB-5-6-5-bit input), 65K-colors, 3Ah=”05h” ........................................... 93

    8.8.32 18-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-colors, 3Ah=”06h” ......................................... 94

    8.8.33 8080-Ⅱ series 18-Bit Parallel Interface .................................................................................................... 95

    8.8.34 18-bit data bus for 16-bit/pixel (RGB-5-6-5-bit input), 65K-colors, 3Ah=”05h” ........................................... 96

    8.8.35 18-bit data bus for 18-bit/pixel (RGB-6-6-6-bit input), 262K-colors, 3Ah=”06h” ......................................... 97

    8.8.36 3-Line Serial Interface ............................................................................................................................... 98

    8.8.37 Write data for 12-bit/pixel (RGB-4-4-4 bit input), 4K-Colors, 3Ah=”03h”.................................................... 98

    8.8.38 Write data for 16-bit/pixel (RGB 5-6-5-bit input), 65K-Colors, 3Ah=”05h”.................................................. 99

    8.8.39 Write data for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”................................................ 99

    8.8.40 4-Line Serial Interface ............................................................................................................................. 100

    8.8.41 Write data for 12-bit/pixel (RGB 4-4-4-bit input), 4K-Colors, 3Ah=”03h”.................................................. 100

    8.8.42 Write data for 16-bit/pixel (RGB-5-6-5-bit input), 65K-Colors, 3Ah=”05h”................................................ 101

    8.8.43 Write data for 18-bit/pixel (RGB-6-6-6-bit input), 262K-Colors, 3Ah=”06h”.............................................. 102

    8.9 RGB INTERFACE ....................................................................................................103 8.9.1 RGB interface Selection .......................................................................................................................... 103

    8.9.2 RGB Color Format................................................................................................................................... 103

    8.9.3 RGB Interface Definition.......................................................................................................................... 109

    8.9.4 RGB Interface Mode Selection ................................................................................................................ 110

    8.9.5 RGB Interface Timing.............................................................................................................................. 110

    8.10 VSYNC INTERFACE ............................................................................................113 8.10.1 18-bit RGB Interface................................................................................................................................ 113

    8.10.2 VSYNC Interface Mode ........................................................................................................................... 115

    8.11 DISPLAY DATA RAM............................................................................................117 8.11.1 Configuration ........................................................................................................................................... 117

    8.11.2 Memory to display address mapping....................................................................................................... 118

    8.12 ADDRESS CONTROL ............................................................................................119

    8.13 NORMAL DISPLAY ON OR PARTIAL MODE ON, VERTICAL SCROLL OFF .....................121

    8.14 VERTICAL SCROLL MODE .....................................................................................123 8.14.1 Rolling scroll ............................................................................................................................................ 123

    8.14.2 Vertical Scroll Example............................................................................................................................ 125

    8.15 TEARING EFFECT ................................................................................................127 8.15.1 Tearing effect line modes ........................................................................................................................ 127

    8.15.2 Tearign effect line timings........................................................................................................................ 128

    8.15.3 Example 1: MPU Write is faster than panel read..................................................................................... 129

    8.15.4 Example 2: MPU write is slower than panel read .................................................................................... 130

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    8.16 POWER ON/OFF SEQUENCE ...............................................................................131 8.16.1 Uncontrolled Power Off ........................................................................................................................... 132

    8.17 POWER LEVEL DEFINITION ...................................................................................133 8.17.1 Power Level............................................................................................................................................. 133

    8.18 POWER FLOW CHART ..........................................................................................134

    8.19 GAMMA CORRECTION ..........................................................................................135

    8.20 GRAY VOLTAGE GENERATOR FOR DIGITAL GAMMA CORRECTION...............................140

    8.21 DISPLAY DIMMING ...............................................................................................141 8.21.1 General Description................................................................................................................................. 141

    8.21.2 Dimming Requirement............................................................................................................................. 141

    8.21.3 Definition of brightness transition time..................................................................................................... 143

    8.22 CONTENT ADAPTIVE BRIGHTNESS CONTROL (CABC) ............................................144 8.22.1 Definition of CABC .................................................................................................................................. 144

    8.22.2 Minimum brightness setting of CABC function ........................................................................................ 148

    9 COMMAND .......................................................................................... 150

    9.1 SYSTEM FUNCTION COMMAND TABLE 1....................................................................150 9.1.1 NOP (00h) ............................................................................................................................................... 155

    9.1.2 SWRESET (01h): Software Reset........................................................................................................... 156

    9.1.3 RDDID (04h): Read Display ID................................................................................................................ 158

    9.1.4 RDDST (09h): Read Display Status ........................................................................................................ 160

    9.1.5 RDDPM (0Ah): Read Display Power Mode ............................................................................................. 163

    9.1.6 RDDMADCTL (0Bh): Read Display MADCTL ......................................................................................... 165

    9.1.7 RDDCOLMOD (0Ch): Read Display Pixel Format................................................................................... 167

    9.1.8 RDDIM (0Dh): Read Display Image Mode............................................................................................... 169

    9.1.9 RDDSM (0Eh): Read Display Signal Mode ............................................................................................. 171

    9.1.10 RDDSDR (0Fh): Read Display Self-Diagnostic Result ............................................................................ 173

    9.1.11 SLPIN (10h): Sleep in.............................................................................................................................. 175

    9.1.12 SLPOUT (11h): Sleep Out....................................................................................................................... 177

    9.1.13 PTLON (12h): Partial Display Mode On .................................................................................................. 179

    9.1.14 NORON (13h): Normal Display Mode On................................................................................................ 180

    9.1.15 INVOFF (20h): Display Inversion Off ....................................................................................................... 181

    9.1.16 INVON (21h): Display Inversion On......................................................................................................... 183

    9.1.17 GAMSET (26h): Gamma Set................................................................................................................... 185

    9.1.18 DISPOFF (28h): Display Off .................................................................................................................... 187

    9.1.19 DISPON (29h): Display On...................................................................................................................... 189

    9.1.20 CASET (2Ah): Column Address Set........................................................................................................ 191

    9.1.21 RASET (2Bh): Row Address Set ............................................................................................................. 193

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    9.1.22 RAMWR (2Ch): Memory Write ................................................................................................................ 195

    9.1.23 RAMRD (2Eh): Memory Read................................................................................................................. 197

    9.1.24 PTLAR (30h): Partial Area....................................................................................................................... 199

    9.1.25 VSCRDEF (33h): Vertical Scrolling Definition ......................................................................................... 201

    9.1.26 TEOFF (34h): Tearing Effect Line OFF ................................................................................................... 204

    9.1.27 TEON (35h): Tearing Effect Line On ....................................................................................................... 206

    9.1.28 MADCTL (36h): Memory Data Access Control........................................................................................ 208

    9.1.29 VSCSAD (37h): Vertical Scroll Start Address of RAM............................................................................. 211

    9.1.30 IDMOFF (38h): Idle Mode Off.................................................................................................................. 213

    9.1.31 IDMON (39h): Idle mode on .................................................................................................................... 215

    9.1.32 COLMOD (3Ah): Interface Pixel Format.................................................................................................. 217

    9.1.33 WRMEMC (3Ch): Write Memory Continue.............................................................................................. 218

    9.1.34 RDMEMC (3Eh): Read Memory Continue............................................................................................... 220

    9.1.35 STE (44h): Set Tear Scanline.................................................................................................................. 222

    9.1.36 GSCAN (45h): Get Scanline.................................................................................................................... 224

    9.1.37 WRDISBV (51h): Write Display Brightness ............................................................................................. 226

    9.1.38 RDDISBV (52h): Read Display Brightness Value.................................................................................... 228

    9.1.39 WRCTRLD (53h): Write CTRL Display.................................................................................................... 230

    9.1.40 RDCTRLD (54h): Read CTRL Value Display .......................................................................................... 232

    9.1.41 WRCACE (55h): Write Content Adaptive Brightness Control and Color Enhancement .......................... 234

    9.1.42 RDCABC (56h): Read Content Adaptive Brightness Control................................................................... 236

    9.1.43 WRCABCMB (5Eh): Write CABC Minimum Brightness........................................................................... 238

    9.1.44 RDCABCMB (5Fh): Read CABC Minimum Brightness............................................................................ 240

    9.1.45 RDID1 (Dah): Read ID1........................................................................................................................... 241

    9.1.46 RDID2 (DBh): Read ID2 .......................................................................................................................... 242

    9.1.47 RDID3 (DCh): Read ID3.......................................................................................................................... 243

    9.2 SYSTEM FUNCTION COMMAND TABLE 2....................................................................244 9.2.1 RAMCTRL (B0h): RAM Control............................................................................................................... 249

    9.2.2 RGBCTRL (B1h): RGB Interface Control ................................................................................................ 252

    9.2.3 PORCTRL (B2h): Porch Setting .............................................................................................................. 254

    9.2.4 FRCTRL1 (B3h): Frame Rate Control 1 (In partial mode/ idle colors) ..................................................... 255

    9.2.5 GCTRL (B7h): Gate Control .................................................................................................................... 257

    9.2.6 DGMEN (Bah): Digital Gamma Enable.................................................................................................... 259

    9.2.7 VCOMS (BBh): VCOM Setting ................................................................................................................ 260

    9.2.8 LCMCTRL (C0h): LCM Control ............................................................................................................... 262

    9.2.9 IDSET (C1h): ID Code Setting................................................................................................................. 263

    9.2.10 VDVVRHEN (C2h): VDV and VRH Command Enable ............................................................................ 264

    9.2.11 VRHS (C3h): VRH Set............................................................................................................................. 265

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    9.2.12 VDVS (C4h): VDV Set............................................................................................................................. 267

    9.2.13 VCMOFSET (C5h): VCOM Offset Set..................................................................................................... 269

    9.2.14 FRCTRL2 (C6h): Frame Rate Control in Normal Mode........................................................................... 271

    9.2.15 CABCCTRL (C7h): CABC Control........................................................................................................... 273

    9.2.16 REGSEL1 (C8h): Register Value Selection 1.......................................................................................... 274

    9.2.17 REGSEL2 (Cah): Register Value Selection 2.......................................................................................... 275

    9.2.18 PWCTRL1 (D0h): Power Control 1.......................................................................................................... 276

    9.2.19 VAPVANEN (D2h): Enable VAP/VAN signal output ................................................................................ 278

    9.2.20 PVGAMCTRL (E0h): Positive Voltage Gamma Control .......................................................................... 279

    9.2.21 NVGAMCTRL (E1h): Negative Voltage Gamma Control......................................................................... 281

    9.2.22 DGMLUTR (E2h): Digital Gamma Look-up Table for Red....................................................................... 283

    9.2.23 DGMLUTB (E3h): Digital Gamma Look-up Table for Blue ...................................................................... 285

    9.2.24 GATECTRL (E4h): Gate Control ............................................................................................................. 287

    9.2.25 SPI2EN (E7h): SPI2 Enable.................................................................................................................... 289

    9.2.26 PWCTRL2 (E8h): Power Control 2.......................................................................................................... 290

    9.2.27 EQCTRL (E9h): Equalize time control ..................................................................................................... 291

    9.2.28 PROMCTRL (ECh): Program Mode Control............................................................................................ 292

    9.2.29 PROMEN (FAh): Program Mode Enable................................................................................................. 293

    9.2.30 NVMSET (FCh): NVM Setting ................................................................................................................. 294

    9.2.31 PROMACT (FEh): Program action .......................................................................................................... 295

    10 APPLICATION................................................................................... 296

    10.1 CONFIGURATION OF POWER SUPPLY CIRCUIT........................................................296

    10.2 VOLTAGE GENERATION ........................................................................................297

    10.3 RELATIONSHIP ABOUT SOURCE VOLTAGE ...............................................................298

    10.4 APPLIED VOLTAGE TO THE TFT PANEL ..................................................................299

    11 REVISION HISTORY ......................................................................... 300

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    LIST OF FIGURES Figure 1 Parallel Interface Timing Characteristics (8080-Series MCU Interface) .................................... 40

    Figure 2 Rising and Falling Timing for I/O Signal ...................................................................................... 41

    Figure 3 Write-to-Read and Read-to-Write Timing ..................................................................................... 41

    Figure 4 3-line serial Interface Timing Characteristics .............................................................................. 42

    Figure 5 4-line serial Interface Timing Characteristics .............................................................................. 43

    Figure 6 RGB Interface Timing Characteristics .......................................................................................... 45

    Figure 7 Reset Timing ................................................................................................................................... 46

    Figure 8 8080-Series WRX Protocol ............................................................................................................. 50

    Figure 9 8080-Series Parallel Bus Protocol, Write to Register or Display RAM ..................................... 50

    Figure 10 8080-series RDX protocol ............................................................................................................ 51

    Figure 11 8080-series parallel bus protocol, read data from register or display RAM ........................... 51

    Figure 12 Serial interface data stream format ............................................................................................ 54

    Figure 13 3-line serial interface write protocol (write to register with control bit in transmission) ..... 55

    Figure 14 4-line serial interface write protocol (write to register with control bit in transmission) ..... 55

    Figure 15 3-line serial interface read protocol ............................................................................................ 57

    Figure 16 4-line serial interface read protocol ............................................................................................ 59

    Figure 17 Hardware suggestion of 2 data lane serial interface ................................................................ 60

    Figure 18 3-line serial interface write protocol (write to register with control bit in transmission) ..... 61

    Figure 19 3-line serial interface read protocol ............................................................................................ 63

    Figure 20 Write interrupts recovery (serial interface) ................................................................................ 64

    Figure 21 Write interrupts recovery (both serial and parallel Interface) .................................................. 65

    Figure 22 Parallel bus pause protocol (paused by CSX) ........................................................................... 66

    Figure 23 RGB Interface Data Format ........................................................................................................ 108

    Figure 24 DRAM Access Area by RGB Interface ...................................................................................... 109

    Figure 25 Timing Chart of Signals in RGB Interface DE Mode ............................................................... 110

    Figure 26 Timing chart of RGB interface HV mod .................................................................................... 111

    Figure 27 Data transmission through VSYNC interface .......................................................................... 113

    Figure 28 Operation through VSYNC Interface ........................................................................................ 113

    Figure 29 Timing Diagram of VSYNC Interface ........................................................................................ 114

    Figure 30 Operation for Leading Mode of VSYNC Interface .................................................................... 115

    Figure 31 Operation for Lagging Mode of VSYNC Interface ................................................................... 115

    Figure 32 Display data RAM organization ................................................................................................. 117

    Figure 33 Display data RAM organization ................................................................................................. 120

    Figure 34 Rolling Scroll Definition ............................................................................................................. 123

    Figure 35 Gray scale Voltage Generation (Positive) ................................................................................ 135

    Figure 36 Relationship between Source Output and VCOM ................................................................... 136

    Figure 37 Block diagram of digital gamma ............................................................................................... 140

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    Figure 38 Power Booster Level .................................................................................................................. 297

    Figure 39 Relationship about source voltage ........................................................................................... 298

    Figure 40 Voltage Output to TFT LCD Panel ............................................................................................. 299

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    LIST OF TABLES Table 1 Absolute Operation Range .............................................................................................................. 36

    Table 2 Basic DC Characteristics ................................................................................................................ 37

    Table 3 Power Consumption ........................................................................................................................ 39

    Table 4 8080 Parallel Interface Characteristics .......................................................................................... 41

    Table 5 3-line serial Interface Characteristics ............................................................................................ 42

    Table 6 4-line serial Interface Characteristics ............................................................................................ 43

    Table 7 18/16 Bits RGB Interface Timing Characteristics ......................................................................... 45

    Table 8 Reset Timing ..................................................................................................................................... 46

    Table 9 Interface Type Selection .................................................................................................................. 48

    Table 10 the function of 8080-series parallel interface .............................................................................. 49

    Table 11 The function of 8080- ⅡⅡⅡⅡ series parallel interface ....................................................................... 52

    Table 12 Selection of serial interface .......................................................................................................... 53

    Table 13 pin description of serial interface ................................................................................................. 54

    Table 14 IM pin selection .............................................................................................................................. 60

    Table 15 Pin description of 2 data lane serial interface ............................................................................. 60

    Table 16 AC characteristics of Tearing Effect Signal Idle Mode Off (Frame Rate = 60 Hz, Ta=25°C) . 128

    Table 17 voltage level percentage adjustment description ..................................................................... 136

    Table 18 System Function Command List ................................................................................................ 154

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    1 GENERAL DESCRIPTION

    The ST7789S is a single-chip controller/driver for 262K-color, graphic type TFT-LCD. It consists of 720

    source line and 320 gate line driving circuits. This chip is capable of connecting directly to an external

    microprocessor, and accepts, 8-bits/9-bits/16-bits/18-bits parallel interface. Display data can be stored in the

    on-chip display data RAM of 240x320x18 bits. It can perform display data RAM read/write operation with no

    external operation clock to minimize power consumption. In addition, because of the integrated power supply

    circuit necessary to drive liquid crystal; it is possible to make a display system with the fewest components.

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    2 FEATURES

    � Single chip TFT-LCD Controller/Driver with On-chip Frame Memory (FM)

    � Display Resolution: 240*RGB (H) *320(V)

    � Frame Memory Size: 240 x 320 x 18-bit = 1,382,400 bits

    � LCD Driver Output Circuits

    - Source Outputs: 240 RGB Channels

    - Gate Outputs: 320 Channels

    - Common Electrode Output

    � Display Colors (Color Mode)

    - Full Color: 262K, RGB=(666) max., Idle Mode Off

    - Color Reduce: 8-color, RGB=(111), Idle Mode On

    � Programmable Pixel Color Format (Color Depth) for Various Display Data input Format

    - 12-bit/pixel: RGB=(444)

    - 16-bit/pixel: RGB=(565)

    - 18-bit/pixel: RGB=(666)

    � MCU Interface

    - Parallel 8080-series MCU Interface (8-bit, 9-bit, 16-bit & 18-bit)

    - 6/16/18 RGB Interface(VSYNC, HSYNC, DOTCLK, ENABLE, DB[17:0])

    - Serial Peripheral Interface(SPI Interface)

    - VSYNC Interface

    � Display Features

    - Programmable Partial Display Duty

    - CABC for saving current consumption

    - Color enhancement

    � On Chip Build-In Circuits

    - DC/DC Converter

    - Adjustable VCOM Generation

    - Non-Volatile (NV) Memory to Store Initial Register Setting and Factory Default Value (Module ID,

    Module Version, etc)

    - Timing Controller

    - 4 preset Gamma curve with separated RGB Gamma setting

    � Build-In NV Memory for LCD Initial Register Setting

    - 8-bits for ID1 setting

    - 8-bits for ID2 setting

    - 8-bits for ID3 setting

    - 6-bits for VCOM Offset adjustment

    � Driving Algorithm

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    - Dot Inversion

    - Column Inversion

    � Wide Supply Voltage Range

    - I/O Voltage (VDDI to DGND): 1.65V ~ 3.3V (VDDI≦VDD)

    - Analog Voltage (VDD to AGND): 2.4V ~ 3.3V

    � On-Chip Power System

    - Source Voltage (VAP (GVDD) to VAN (GVCL)): +6.4~-4.6V

    - VCOM level: GND

    - Gate driver HIGH level (VGH to AGND): +12.2V ~ +14.97V

    - Gate driver LOW level (VGL to AGND): -12.5V ~ -7.16V

    � Optimized layout for COG Assembly

    � Operate temperature range: −30℃ to +85℃

    � Lower Power Consumption

  • ST7789S

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    ST

    77

    89

    S

    Face

    Up

    VCCVCC

    DUMMYVPPVPPVPPVPP

    DUMMYDUMMY

    VGH

    VGHVGHVGHVGHVGHVGHVGH

    DUMMYDUMMYDUMMY

    DUMMYDUMMYDUMMYDUMMYDUMMY

    AGNDAGNDAGNDAGNDAGND

    AGNDAGNDAGND

    DUMMYR1DUMMYR2

    DUMMYDUMMYDUMMYDUMMYDUMMY

    10

    20

    30

    40

    50

    60

    70

    80

    90

    100

    110

    12

    013

    01

    40

    150

    160

    170

    180

    19

    02

    00

    21

    0220

    230

    Y

    X

    ……

    ……

    ……

    ……

    ……

    ……

    DUMMYDUMMYDUMMYG 1G 3G 5G 7G 9G 11G 13

    S 1S 2S 3S 4S 5S 6

    S353S354S355S356S357S358S359S360

    S361S362S363S364S365S366S367S368

    S712S713S714S715S716S717S718S719S720

    G320G318G316G314G312G310G308G306

    G12G10G8G6G4G2DUMMYDUMMYDUMMY

    DUMMYDUMMY

    VCOMVCOMVCOMVCOM VCOMVCOMVCOMVCOM

    DUMMYVAG VAG

    VDDS VDDS

    VDDGX VDDGX DUMMY DUMMYDUMMY

    DUMMYDUMMYDUMMYDUMMYDUMMY

    VGLVGLVGLVGLVGL

    VGLAVDDAVDDAVDDAVDDAVDDAVDDAVDDAVCLAVCL

    AVCLAVCLAVCLAVCLAVCLVANVAN

    DUMMYDUMMYDUMMY

    DUMMYDUMMYDUMMYDUMMYDUMMYDUMMYDUMMY

    VAPVAPV20

    V20V20V20V20V20V20

    DUMMYDUMMYDUMMYDUMMY

    DUMMYDUMMYDUMMY

    VDDVDDVDDVDDVDDVDDVDD

    VDDAGNDAGNDAGNDAGNDAGNDAGNDAGNDAGNDAGND

    AGNDAGNDAGNDAGNDAGNDAGNDAGNDDGNDDGNDDGND

    DGNDDGNDDGNDDGNDDGNDTEST3

    DUMMYDUMMY

    EXTCIM3

    IM2IM1IM0

    RESXCSXDCXWRXRDX

    TEST2VSYNC

    HSYNCENABLEDOTCLKDUMMY

    SDADB0DB1DB2DB3

    TEST1

    DB4DB5DB6DB7

    DUMMYDB8DB9

    DB10DB11

    DUMMY

    DB12DB13DB14DB15

    DUMMYDB16DB17

    TEST0TE

    SDO

    LED_PWMLED_EN

    VDDI_LEDVDDI_LED

    TE2TESTO1TESTO2TESTO3TESTO4TESTO5

    TESTO6VDDIVDDIVDDIVDDIVDDIVDDIVDDIVCCVCC

    VCCVCCVCCVCC VCCVCCVCC VCC VCCVCC

    DUMMYDUMMY

    VCOMVCOMVCOMVCOMVCOMVCOMVCOMVCOM

    DUMMYDUMMY

    Bump View

    G303G305G307G309G311G313G315G317G319

    A1

    A2

    3 PAD ARRANGEMENT

    3.1 Output Bump Dimension

    Au bump height 9µm

    14µmx104µm

    Gate : G1~G320

    Source : S1~S720 Au bump size

    40µmx56µm

    Input Pads : Pad 12 to Pad 239

  • ST7789S

    Version 1.5 Page 15 of 300 2013/04

    3.2 Input Bump Dimension

    � Output Pads

    S1~S720、G1~G320、DUMMY

    (No.233~1278)

    � Input Pads

    No.1~232

    E F

    G

    H

    Symbol Item Size

    A Bump Width 14 um

    B Bump Gap 1 (Horizontal) 14 um

    C Bump Height 104 um

    D Bump Gap 2 (Vertical) 31 um

    Symbol Item Size

    E Bump Width 40 um

    F Bump Gap 20、32.5、45 um

    G Bump Height 56 um

    H Bump Pitch 60、72.5、85 um

  • ST7789S

    Version 1.5 Page 16 of 300 2013/04

    3.3 Alignment Mark Dimension

    � Alignment Mark : A1(X,Y)=(-7480,255)

    3030 30

    30

    30

    30

    20

    20 10

    10

    1010

    � Alignment Mark : A2(X,Y)=(+7480,255)

    3030 30

    30

    30

    30

    20

    2010

    1010

    10

    3.4 Chip Information

    Chip size 16000µm x750µm

    Chip thickness 300µm

    Pad Location Pad center

    Coordinate Origin Chip center

  • ST7789S

    Version 1.5 Page 17 of 300 2013/04

    4 PAD CENTER COORDINATES

    PAD

    No. PIN Name X Y

    1 DUMMY -7292.5 -280

    2 DUMMY -7232.5 -280

    3 VCOM -7172.5 -280

    4 VCOM -7112.5 -280

    5 VCOM -7052.5 -280

    6 VCOM -6992.5 -280

    7 VCOM -6932.5 -280

    8 VCOM -6872.5 -280

    9 VCOM -6812.5 -280

    10 VCOM -6752.5 -280

    11 DUMMY -6692.5 -280

    12 VAG -6632.5 -280

    13 VAG -6572.5 -280

    14 VDDS -6512.5 -280

    15 VDDS -6452.5 -280

    16 VDDGX -6392.5 -280

    17 VDDGX -6332.5 -280

    18 DUMMY -6272.5 -280

    19 DUMMY -6212.5 -280

    20 DUMMY -6152.5 -280

    21 DUMMY -6092.5 -280

    22 DUMMY -6032.5 -280

    23 DUMMY -5972.5 -280

    24 DUMMY -5912.5 -280

    25 DUMMY -5852.5 -280

    26 VGL -5792.5 -280

    27 VGL -5732.5 -280

    28 VGL -5672.5 -280

    29 VGL -5612.5 -280

    30 VGL -5552.5 -280

    31 VGL -5492.5 -280

    32 AVDD -5432.5 -280

    PAD

    No. PIN Name X Y

    33 AVDD -5372.5 -280

    34 AVDD -5312.5 -280

    35 AVDD -5252.5 -280

    36 AVDD -5192.5 -280

    37 AVDD -5132.5 -280

    38 AVDD -5072.5 -280

    39 AVCL -5012.5 -280

    40 AVCL -4952.5 -280

    41 AVCL -4892.5 -280

    42 AVCL -4832.5 -280

    43 AVCL -4772.5 -280

    44 AVCL -4712.5 -280

    45 AVCL -4652.5 -280

    46 VAN -4592.5 -280

    47 VAN -4532.5 -280

    48 DUMMY -4472.5 -280

    49 DUMMY -4412.5 -280

    50 DUMMY -4352.5 -280

    51 DUMMY -4292.5 -280

    52 DUMMY -4232.5 -280

    53 DUMMY -4172.5 -280

    54 DUMMY -4112.5 -280

    55 DUMMY -4052.5 -280

    56 DUMMY -3992.5 -280

    57 DUMMY -3932.5 -280

    58 VAP -3872.5 -280

    59 VAP -3812.5 -280

    60 V20 -3752.5 -280

    61 V20 -3692.5 -280

    62 V20 -3632.5 -280

    63 V20 -3572.5 -280

    64 V20 -3512.5 -280

    PAD

    No. PIN Name X Y

    65 V20 -3452.5 -280

    66 V20 -3392.5 -280

    67 DUMMY -3332.5 -280

    68 DUMMY -3272.5 -280

    69 DUMMY -3212.5 -280

    70 DUMMY -3152.5 -280

    71 DUMMY -3092.5 -280

    72 DUMMY -3032.5 -280

    73 DUMMY -2972.5 -280

    74 VDD -2912.5 -280

    75 VDD -2852.5 -280

    76 VDD -2792.5 -280

    77 VDD -2732.5 -280

    78 VDD -2672.5 -280

    79 VDD -2612.5 -280

    80 VDD -2552.5 -280

    81 VDD -2492.5 -280

    82 AGND -2432.5 -280

    83 AGND -2372.5 -280

    84 AGND -2312.5 -280

    85 AGND -2252.5 -280

    86 AGND -2192.5 -280

    87 AGND -2132.5 -280

    88 AGND -2072.5 -280

    89 AGND -2012.5 -280

    90 AGND -1952.5 -280

    91 AGND -1892.5 -280

    92 AGND -1832.5 -280

    93 AGND -1772.5 -280

    94 AGND -1712.5 -280

    95 AGND -1652.5 -280

    96 AGND -1592.5 -280

  • ST7789S

    Version 1.5 Page 18 of 300 2013/04

    PAD

    No. PIN Name X Y

    97 AGND -1532.5 -280

    98 DGND -1472.5 -280

    99 DGND -1412.5 -280

    100 DGND -1352.5 -280

    101 DGND -1292.5 -280

    102 DGND -1232.5 -280

    103 DGND -1172.5 -280

    104 DGND -1112.5 -280

    105 DGND -1052.5 -280

    106 TEST3 -992.5 -280

    107 DUMMY -932.5 -280

    108 DUMMY -872.5 -280

    109 EXTC -812.5 -280

    110 IM3 -752.5 -280

    111 IM2 -692.5 -280

    112 IM1 -632.5 -280

    113 IM0 -572.5 -280

    114 RESX -512.5 -280

    115 CSX -452.5 -280

    116 DCX -392.5 -280

    117 WRX -332.5 -280

    118 RDX -272.5 -280

    119 TEST2 -212.5 -280

    120 VSYNC -152.5 -280

    121 HSYNC -92.5 -280

    122 ENABLE -32.5 -280

    123 DOTCLK 27.5 -280

    124 DUMMY 87.5 -280

    125 SDA 160 -280

    126 DB0 245 -280

    127 DB1 330 -280

    128 DB2 415 -280

    129 DB3 500 -280

    130 TEST1 572.5 -280

    PAD

    No. PIN Name X Y

    131 DB4 645 -280

    132 DB5 730 -280

    133 DB6 815 -280

    134 DB7 900 -280

    135 DUMMY 972.5 -280

    136 DB8 1045 -280

    137 DB9 1130 -280

    138 DB10 1215 -280

    139 DB11 1300 -280

    140 DUMMY 1372.5 -280

    141 DB12 1445 -280

    142 DB13 1530 -280

    143 DB14 1615 -280

    144 DB15 1700 -280

    145 DUMMY 1772.5 -280

    146 DB16 1845 -280

    147 DB17 1930 -280

    148 TEST0 2002.5 -280

    149 TE 2075 -280

    150 SDO 2160 -280

    151 LED_PWM 2245 -280

    152 LED_EN 2330 -280

    153 VDDI_LED 2402.5 -280

    154 VDDI_LED 2462.5 -280

    155 TE2 2535 -280

    156 TESTO1 2620 -280

    157 TESTO2 2705 -280

    158 TESTO3 2790 -280

    159 TESTO4 2875 -280

    160 TESTO5 2960 -280

    161 TESTO6 3032.5 -280

    162 VDDI 3092.5 -280

    163 VDDI 3152.5 -280

    164 VDDI 3212.5 -280

    PAD

    No. PIN Name X Y

    165 VDDI 3272.5 -280

    166 VDDI 3332.5 -280

    167 VDDI 3392.5 -280

    168 VDDI 3452.5 -280

    169 VCC 3512.5 -280

    170 VCC 3572.5 -280

    171 VCC 3632.5 -280

    172 VCC 3692.5 -280

    173 VCC 3752.5 -280

    174 VCC 3812.5 -280

    175 VCC 3872.5 -280

    176 VCC 3932.5 -280

    177 VCC 3992.5 -280

    178 VCC 4052.5 -280

    179 VCC 4112.5 -280

    180 VCC 4172.5 -280

    181 VCC 4232.5 -280

    182 VCC 4292.5 -280

    183 DUMMY 4352.5 -280

    184 VPP 4412.5 -280

    185 VPP 4472.5 -280

    186 VPP 4532.5 -280

    187 VPP 4592.5 -280

    188 DUMMY 4652.5 -280

    189 DUMMY 4712.5 -280

    190 VGH 4772.5 -280

    191 VGH 4832.5 -280

    192 VGH 4892.5 -280

    193 VGH 4952.5 -280

    194 VGH 5012.5 -280

    195 VGH 5072.5 -280

    196 VGH 5132.5 -280

    197 VGH 5192.5 -280

    198 DUMMY 5252.5 -280

  • ST7789S

    Version 1.5 Page 19 of 300 2013/04

    PAD

    No. PIN Name X Y

    199 DUMMY 5312.5 -280

    200 DUMMY 5372.5 -280

    201 DUMMY 5432.5 -280

    202 DUMMY 5492.5 -280

    203 DUMMY 5552.5 -280

    204 DUMMY 5612.5 -280

    205 DUMMY 5672.5 -280

    206 AGND 5732.5 -280

    207 AGND 5792.5 -280

    208 AGND 5852.5 -280

    209 AGND 5912.5 -280

    210 AGND 5972.5 -280

    211 AGND 6032.5 -280

    212 AGND 6092.5 -280

    213 AGND 6152.5 -280

    214 DUMMYR1 6212.5 -280

    215 DUMMYR2 6272.5 -280

    216 DUMMY 6332.5 -280

    217 DUMMY 6392.5 -280

    218 DUMMY 6452.5 -280

    219 DUMMY 6512.5 -280

    220 DUMMY 6572.5 -280

    221 DUMMY 6632.5 -280

    222 DUMMY 6692.5 -280

    223 VCOM 6752.5 -280

    224 VCOM 6812.5 -280

    225 VCOM 6872.5 -280

    226 VCOM 6932.5 -280

    227 VCOM 6992.5 -280

    228 VCOM 7052.5 -280

    229 VCOM 7112.5 -280

    230 VCOM 7172.5 -280

    231 DUMMY 7232.5 -280

    232 DUMMY 7292.5 -280

    PAD

    No. PIN Name X Y

    233 DUMMY 7399 256

    234 DUMMY 7385 121

    235 DUMMY 7371 256

    236 G2 7357 121

    237 G4 7343 256

    238 G6 7329 121

    239 G8 7315 256

    240 G10 7301 121

    241 G12 7287 256

    242 G14 7273 121

    243 G16 7259 256

    244 G18 7245 121

    245 G20 7231 256

    246 G22 7217 121

    247 G24 7203 256

    248 G26 7189 121

    249 G28 7175 256

    250 G30 7161 121

    251 G32 7147 256

    252 G34 7133 121

    253 G36 7119 256

    254 G38 7105 121

    255 G40 7091 256

    256 G42 7077 121

    257 G44 7063 256

    258 G46 7049 121

    259 G48 7035 256

    260 G50 7021 121

    261 G52 7007 256

    262 G54 6993 121

    263 G56 6979 256

    264 G58 6965 121

    265 G60 6951 256

    266 G62 6937 121

    PAD

    No. PIN Name X Y

    267 G64 6923 256

    268 G66 6909 121

    269 G68 6895 256

    270 G70 6881 121

    271 G72 6867 256

    272 G74 6853 121

    273 G76 6839 256

    274 G78 6825 121

    275 G80 6811 256

    276 G82 6797 121

    277 G84 6783 256

    278 G86 6769 121

    279 G88 6755 256

    280 G90 6741 121

    281 G92 6727 256

    282 G94 6713 121

    283 G96 6699 256

    284 G98 6685 121

    285 G100 6671 256

    286 G102 6657 121

    287 G104 6643 256

    288 G106 6629 121

    289 G108 6615 256

    290 G110 6601 121

    291 G112 6587 256

    292 G114 6573 121

    293 G116 6559 256

    294 G118 6545 121

    295 G120 6531 256

    296 G122 6517 121

    297 G124 6503 256

    298 G126 6489 121

    299 G128 6475 256

    300 G130 6461 121

  • ST7789S

    Version 1.5 Page 20 of 300 2013/04

    PAD

    No. PIN Name X Y

    301 G132 6447 256

    302 G134 6433 121

    303 G136 6419 256

    304 G138 6405 121

    305 G140 6391 256

    306 G142 6377 121

    307 G144 6363 256

    308 G146 6349 121

    309 G148 6335 256

    310 G150 6321 121

    311 G152 6307 256

    312 G154 6293 121

    313 G156 6279 256

    314 G158 6265 121

    315 G160 6251 256

    316 G162 6237 121

    317 G164 6223 256

    318 G166 6209 121

    319 G168 6195 256

    320 G170 6181 121

    321 G172 6167 256

    322 G174 6153 121

    323 G176 6139 256

    324 G178 6125 121

    325 G180 6111 256

    326 G182 6097 121

    327 G184 6083 256

    328 G186 6069 121

    329 G188 6055 256

    330 G190 6041 121

    331 G192 6027 256

    332 G194 6013 121

    333 G196 5999 256

    334 G198 5985 121

    PAD

    No. PIN Name X Y

    335 G200 5971 256

    336 G202 5957 121

    337 G204 5943 256

    338 G206 5929 121

    339 G208 5915 256

    340 G210 5901 121

    341 G212 5887 256

    342 G214 5873 121

    343 G216 5859 256

    344 G218 5845 121

    345 G220 5831 256

    346 G222 5817 121

    347 G224 5803 256

    348 G226 5789 121

    349 G228 5775 256

    350 G230 5761 121

    351 G232 5747 256

    352 G234 5733 121

    353 G236 5719 256

    354 G238 5705 121

    355 G240 5691 256

    356 G242 5677 121

    357 G244 5663 256

    358 G246 5649 121

    359 G248 5635 256

    360 G250 5621 121

    361 G252 5607 256

    362 G254 5593 121

    363 G256 5579 256

    364 G258 5565 121

    365 G260 5551 256

    366 G262 5537 121

    367 G264 5523 256

    368 G266 5509 121

    PAD

    No. PIN Name X Y

    369 G268 5495 256

    370 G270 5481 121

    371 G272 5467 256

    372 G274 5453 121

    373 G276 5439 256

    374 G278 5425 121

    375 G280 5411 256

    376 G282 5397 121

    377 G284 5383 256

    378 G286 5369 121

    379 G288 5355 256

    380 G290 5341 121

    381 G292 5327 256

    382 G294 5313 121

    383 G296 5299 256

    384 G298 5285 121

    385 G300 5271 256

    386 G302 5257 121

    387 G304 5243 256

    388 G306 5229 121

    389 G308 5215 256

    390 G310 5201 121

    391 G312 5187 256

    392 G314 5173 121

    393 G316 5159 256

    394 G318 5145 121

    395 G320 5131 256

    396 S720 5075 121

    397 S719 5061 256

    398 S718 5047 121

    399 S717 5033 256

    400 S716 5019 121

    401 S715 5005 256

    402 S714 4991 121

  • ST7789S

    Version 1.5 Page 21 of 300 2013/04

    PAD

    No. PIN Name X Y

    403 S713 4977 256

    404 S712 4963 121

    405 S711 4949 256

    406 S710 4935 121

    407 S709 4921 256

    408 S708 4907 121

    409 S707 4893 256

    410 S706 4879 121

    411 S705 4865 256

    412 S704 4851 121

    413 S703 4837 256

    414 S702 4823 121

    415 S701 4809 256

    416 S700 4795 121

    417 S699 4781 256

    418 S698 4767 121

    419 S697 4753 256

    420 S696 4739 121

    421 S695 4725 256

    422 S694 4711 121

    423 S693 4697 256

    424 S692 4683 121

    425 S691 4669 256

    426 S690 4655 121

    427 S689 4641 256

    428 S688 4627 121

    429 S687 4613 256

    430 S686 4599 121

    431 S685 4585 256

    432 S684 4571 121

    433 S683 4557 256

    434 S682 4543 121

    435 S681 4529 256

    436 S680 4515 121

    PAD

    No. PIN Name X Y

    437 S679 4501 256

    438 S678 4487 121

    439 S677 4473 256

    440 S676 4459 121

    441 S675 4445 256

    442 S674 4431 121

    443 S673 4417 256

    444 S672 4403 121

    445 S671 4389 256

    446 S670 4375 121

    447 S669 4361 256

    448 S668 4347 121

    449 S667 4333 256

    450 S666 4319 121

    451 S665 4305 256

    452 S664 4291 121

    453 S663 4277 256

    454 S662 4263 121

    455 S661 4249 256

    456 S660 4235 121

    457 S659 4221 256

    458 S658 4207 121

    459 S657 4193 256

    460 S656 4179 121

    461 S655 4165 256

    462 S654 4151 121

    463 S653 4137 256

    464 S652 4123 121

    465 S651 4109 256

    466 S650 4095 121

    467 S649 4081 256

    468 S648 4067 121

    469 S647 4053 256

    470 S646 4039 121

    PAD

    No. PIN Name X Y

    471 S645 4025 256

    472 S644 4011 121

    473 S643 3997 256

    474 S642 3983 121

    475 S641 3969 256

    476 S640 3955 121

    477 S639 3941 256

    478 S638 3927 121

    479 S637 3913 256

    480 S636 3899 121

    481 S635 3885 256

    482 S634 3871 121

    483 S633 3857 256

    484 S632 3843 121

    485 S631 3829 256

    486 S630 3815 121

    487 S629 3801 256

    488 S628 3787 121

    489 S627 3773 256

    490 S626 3759 121

    491 S625 3745 256

    492 S624 3731 121

    493 S623 3717 256

    494 S622 3703 121

    495 S621 3689 256

    496 S620 3675 121

    497 S619 3661 256

    498 S618 3647 121

    499 S617 3633 256

    500 S616 3619 121

    501 S615 3605 256

    502 S614 3591 121

    503 S613 3577 256

    504 S612 3563 121

  • ST7789S

    Version 1.5 Page 22 of 300 2013/04

    PAD

    No. PIN Name X Y

    505 S611 3549 256

    506 S610 3535 121

    507 S609 3521 256

    508 S608 3507 121

    509 S607 3493 256

    510 S606 3479 121

    511 S605 3465 256

    512 S604 3451 121

    513 S603 3437 256

    514 S602 3423 121

    515 S601 3409 256

    516 S600 3395 121

    517 S599 3381 256

    518 S598 3367 121

    519 S597 3353 256

    520 S596 3339 121

    521 S595 3325 256

    522 S594 3311 121

    523 S593 3297 256

    524 S592 3283 121

    525 S591 3269 256

    526 S590 3255 121

    527 S589 3241 256

    528 S588 3227 121

    529 S587 3213 256

    530 S586 3199 121

    531 S585 3185 256

    532 S584 3171 121

    533 S583 3157 256

    534 S582 3143 121

    535 S581 3129 256

    536 S580 3115 121

    537 S579 3101 256

    538 S578 3087 121

    PAD

    No. PIN Name X Y

    539 S577 3073 256

    540 S576 3059 121

    541 S575 3045 256

    542 S574 3031 121

    543 S573 3017 256

    544 S572 3003 121

    545 S571 2989 256

    546 S570 2975 121

    547 S569 2961 256

    548 S568 2947 121

    549 S567 2933 256

    550 S566 2919 121

    551 S565 2905 256

    552 S564 2891 121

    553 S563 2877 256

    554 S562 2863 121

    555 S561 2849 256

    556 S560 2835 121

    557 S559 2821 256

    558 S558 2807 121

    559 S557 2793 256

    560 S556 2779 121

    561 S555 2765 256

    562 S554 2751 121

    563 S553 2737 256

    564 S552 2723 121

    565 S551 2709 256

    566 S550 2695 121

    567 S549 2681 256

    568 S548 2667 121

    569 S547 2653 256

    570 S546 2639 121

    571 S545 2625 256

    572 S544 2611 121

    PAD

    No. PIN Name X Y

    573 S543 2597 256

    574 S542 2583 121

    575 S541 2569 256

    576 S540 2555 121

    577 S539 2541 256

    578 S538 2527 121

    579 S537 2513 256

    580 S536 2499 121

    581 S535 2485 256

    582 S534 2471 121

    583 S533 2457 256

    584 S532 2443 121

    585 S531 2429 256

    586 S530 2415 121

    587 S529 2401 256

    588 S528 2387 121

    589 S527 2373 256

    590 S526 2359 121

    591 S525 2345 256

    592 S524 2331 121

    593 S523 2317 256

    594 S522 2303 121

    595 S521 2289 256

    596 S520 2275 121

    597 S519 2261 256

    598 S518 2247 121

    599 S517 2233 256

    600 S516 2219 121

    601 S515 2205 256

    602 S514 2191 121

    603 S513 2177 256

    604 S512 2163 121

    605 S511 2149 256

    606 S510 2135 121

  • ST7789S

    Version 1.5 Page 23 of 300 2013/04

    PAD

    No. PIN Name X Y

    607 S509 2121 256

    608 S508 2107 121

    609 S507 2093 256

    610 S506 2079 121

    611 S505 2065 256

    612 S504 2051 121

    613 S503 2037 256

    614 S502 2023 121

    615 S501 2009 256

    616 S500 1995 121

    617 S499 1981 256

    618 S498 1967 121

    619 S497 1953 256

    620 S496 1939 121

    621 S495 1925 256

    622 S494 1911 121

    623 S493 1897 256

    624 S492 1883 121

    625 S491 1869 256

    626 S490 1855 121

    627 S489 1841 256

    628 S488 1827 121

    629 S487 1813 256

    630 S486 1799 121

    631 S485 1785 256

    632 S484 1771 121

    633 S483 1757 256

    634 S482 1743 121

    635 S481 1729 256

    636 S480 1715 121

    637 S479 1701 256

    638 S478 1687 121

    639 S477 1673 256

    640 S476 1659 121

    PAD

    No. PIN Name X Y

    641 S475 1645 256

    642 S474 1631 121

    643 S473 1617 256

    644 S472 1603 121

    645 S471 1589 256

    646 S470 1575 121

    647 S469 1561 256

    648 S468 1547 121

    649 S467 1533 256

    650 S466 1519 121

    651 S465 1505 256

    652 S464 1491 121

    653 S463 1477 256

    654 S462 1463 121

    655 S461 1449 256

    656 S460 1435 121

    657 S459 1421 256

    658 S458 1407 121

    659 S457 1393 256

    660 S456 1379 121

    661 S455 1365 256

    662 S454 1351 121

    663 S453 1337 256

    664 S452 1323 121

    665 S451 1309 256

    666 S450 1295 121

    667 S449 1281 256

    668 S448 1267 121

    669 S447 1253 256

    670 S446 1239 121

    671 S445 1225 256

    672 S444 1211 121

    673 S443 1197 256

    674 S442 1183 121

    PAD

    No. PIN Name X Y

    675 S441 1169 256

    676 S440 1155 121

    677 S439 1141 256

    678 S438 1127 121

    679 S437 1113 256

    680 S436 1099 121

    681 S435 1085 256

    682 S434 1071 121

    683 S433 1057 256

    684 S432 1043 121

    685 S431 1029 256

    686 S430 1015 121

    687 S429 1001 256

    688 S428 987 121

    689 S427 973 256

    690 S426 959 121

    691 S425 945 256

    692 S424 931 121

    693 S423 917 256

    694 S422 903 121

    695 S421 889 256

    696 S420 875 121

    697 S419 861 256

    698 S418 847 121

    699 S417 833 256

    700 S416 819 121

    701 S415 805 256

    702 S414 791 121

    703 S413 777 256

    704 S412 763 121

    705 S411 749 256

    706 S410 735 121

    707 S409 721 256

    708 S408 707 121

  • ST7789S

    Version 1.5 Page 24 of 300 2013/04

    PAD

    No. PIN Name X Y

    709 S407 693 256

    710 S406 679 121

    711 S405 665 256

    712 S404 651 121

    713 S403 637 256

    714 S402 623 121

    715 S401 609 256

    716 S400 595 121

    717 S399 581 256

    718 S398 567 121

    719 S397 553 256

    720 S396 539 121

    721 S395 525 256

    722 S394 511 121

    723 S393 497 256

    724 S392 483 121

    725 S391 469 256

    726 S390 455 121

    727 S389 441 256

    728 S388 427 121

    729 S387 413 256

    730 S386 399 121

    731 S385 385 256

    732 S384 371 121

    733 S383 357 256

    734 S382 343 121

    735 S381 329 256

    736 S380 315 121

    737 S379 301 256

    738 S378 287 121

    739 S377 273 256

    740 S376 259 121

    741 S375 245 256

    742 S374 231 121

    PAD

    No. PIN Name X Y

    743 S373 217 256

    744 S372 203 121

    745 S371 189 256

    746 S370 175 121

    747 S369 161 256

    748 S368 147 121

    749 S367 133 256

    750 S366 119 121

    751 S365 105 256

    752 S364 91 121

    753 S363 77 256

    754 S362 63 121

    755 S361 49 256

    756 S360 -49 121

    757 S359 -63 256

    758 S358 -77 121

    759 S357 -91 256

    760 S356 -105 121

    761 S355 -119 256

    762 S354 -133 121

    763 S353 -147 256

    764 S352 -161 121

    765 S351 -175 256

    766 S350 -189 121

    767 S349 -203 256

    768 S348 -217 121

    769 S347 -231 256

    770 S346 -245 121

    771 S345 -259 256

    772 S344 -273 121

    773 S343 -287 256

    774 S342 -301 121

    775 S341 -315 256

    776 S340 -329 121

    PAD

    No. PIN Name X Y

    777 S339 -343 256

    778 S338 -357 121

    779 S337 -371 256

    780 S336 -385 121

    781 S335 -399 256

    782 S334 -413 121

    783 S333 -427 256

    784 S332 -441 121

    785 S331 -455 256

    786 S330 -469 121

    787 S329 -483 256

    788 S328 -497 121

    789 S327 -511 256

    790 S326 -525 121

    791 S325 -539 256

    792 S324 -553 121

    793 S323 -567 256

    794 S322 -581 121

    795 S321 -595 256

    796 S320 -609 121

    797 S319 -623 256

    798 S318 -637 121

    799 S317 -651 256

    800 S316 -665 121

    801 S315 -679 256

    802 S314 -693 121

    803 S313 -707 256

    804 S312 -721 121

    805 S311 -735 256

    806 S310 -749 121

    807 S309 -763 256

    808 S308 -777 121

    809 S307 -791 256

    810 S306 -805 121

  • ST7789S

    Version 1.5 Page 25 of 300 2013/04

    PAD

    No. PIN Name X Y

    811 S305 -819 256

    812 S304 -833 121

    813 S303 -847 256

    814 S302 -861 121

    815 S301 -875 256

    816 S300 -889 121

    817 S299 -903 256

    818 S298 -917 121

    819 S297 -931 256

    820 S296 -945 121

    821 S295 -959 256

    822 S294 -973 121

    823 S293 -987 256

    824 S292 -1001 121

    825 S291 -1015 256

    826 S290 -1029 121

    827 S289 -1043 256

    828 S288 -1057 121

    829 S287 -1071 256

    830 S286 -1085 121

    831 S285 -1099 256

    832 S284 -1113 121

    833 S283 -1127 256

    834 S282 -1141 121

    835 S281 -1155 256

    836 S280 -1169 121

    837 S279 -1183 256

    838 S278 -1197 121

    839 S277 -1211 256

    840 S276 -1225 121

    841 S275 -1239 256

    842 S274 -1253 121

    843 S273 -1267 256

    844 S272 -1281 121

    PAD

    No. PIN Name X Y

    845 S271 -1295 256

    846 S270 -1309 121

    847 S269 -1323 256

    848 S268 -1337 121

    849 S267 -1351 256

    850 S266 -1365 121

    851 S265 -1379 256

    852 S264 -1393 121

    853 S263 -1407 256

    854 S262 -1421 121

    855 S261 -1435 256

    856 S260 -1449 121

    857 S259 -1463 256

    858 S258 -1477 121

    859 S257 -1491 256

    860 S256 -1505 121

    861 S255 -1519 256

    862 S254 -1533 121

    863 S253 -1547 256

    864 S252 -1561 121

    865 S251 -1575 256

    866 S250 -1589 121

    867 S249 -1603 256

    868 S248 -1617 121

    869 S247 -1631 256

    870 S246 -1645 121

    871 S245 -1659 256

    872 S244 -1673 121

    873 S243 -1687 256

    874 S242 -1701 121

    875 S241 -1715 256

    876 S240 -1729 121

    877 S239 -1743 256

    878 S238 -1757 121

    PAD

    No. PIN Name X Y

    879 S237 -1771 256

    880 S236 -1785 121

    881 S235 -1799 256

    882 S234 -1813 121

    883 S233 -1827 256

    884 S232 -1841 121

    885 S231 -1855 256

    886 S230 -1869 121

    887 S229 -1883 256

    888 S228 -1897 121

    889 S227 -1911 256

    890 S226 -1925 121

    891 S225 -1939 256

    892 S224 -1953 121

    893 S223 -1967 256

    894 S222 -1981 121

    895 S221 -1995 256

    896 S220 -2009 121

    897 S219 -2023 256

    898 S218 -2037 121

    899 S217 -2051 256

    900 S216 -2065 121

    901 S215 -2079 256

    902 S214 -2093 121

    903 S213 -2107 256

    904 S212 -2121 121

    905 S211 -2135 256

    906 S210 -2149 121

    907 S209 -2163 256

    908 S208 -2177 121

    909 S207 -2191 256

    910 S206 -2205 121

    911 S205 -2219 256

    912 S204 -2233 121

  • ST7789S

    Version 1.5 Page 26 of 300 2013/04

    PAD

    No. PIN Name X Y

    913 S203 -2247 256

    914 S202 -2261 121

    915 S201 -2275 256

    916 S200 -2289 121

    917 S199 -2303 256

    918 S198 -2317 121

    919 S197 -2331 256

    920 S196 -2345 121

    921 S195 -2359 256

    922 S194 -2373 121

    923 S193 -2387 256

    924 S192 -2401 121

    925 S191 -2415 256

    926 S190 -2429 121

    927 S189 -2443 256

    928 S188 -2457 121

    929 S187 -2471 256

    930 S186 -2485 121

    931 S185 -2499 256

    932 S184 -2513 121

    933 S183 -2527 256

    934 S182 -2541 121

    935 S181 -2555 256

    936 S180 -2569 121

    937 S179 -2583 256

    938 S178 -2597 121

    939 S177 -2611 256

    940 S176 -2625 121

    941 S175 -2639 256

    942 S174 -2653 121

    943 S173 -2667 256

    944 S172 -2681 121

    945 S171 -2695 256

    946 S170 -2709 121

    PAD

    No. PIN Name X Y

    947 S169 -2723 256

    948 S168 -2737 121

    949 S167 -2751 256

    950 S166 -2765 121

    951 S165 -2779 256

    952 S164 -2793 121

    953 S163 -2807 256

    954 S162 -2821 121

    955 S161 -2835 256

    956 S160 -2849 121

    957 S159 -2863 256

    958 S158 -2877 121

    959 S157 -2891 256

    960 S156 -2905 121

    961 S155 -2919 256

    962 S154 -2933 121

    963 S153 -2947 256

    964 S152 -2961 121

    965 S151 -2975 256

    966 S150 -2989 121

    967 S149 -3003 256

    968 S148 -3017 121

    969 S147 -3031 256

    970 S146 -3045 121

    971 S145 -3059 256

    972 S144 -3073 121

    973 S143 -3087 256

    974 S142 -3101 121

    975 S141 -3115 256

    976 S140 -3129 121

    977 S139 -3143 256

    978 S138 -3157 121

    979 S137 -3171 256

    980 S136 -3185 121

    PAD

    No. PIN Name X Y

    981 S135 -3199 256

    982 S134 -3213 121

    983 S133 -3227 256

    984 S132 -3241 121

    985 S131 -3255 256

    986 S130 -3269 121

    987 S129 -3283 256

    988 S128 -3297 121

    989 S127 -3311 256

    990 S126 -3325 121

    991 S125 -3339 256

    992 S124 -3353 121

    993 S123 -3367 256

    994 S122 -3381 121

    995 S121 -3395 256

    996 S120 -3409 121

    997 S119 -3423 256

    998 S118 -3437 121

    999 S117 -3451 256

    1000 S116 -3465 121

    1001 S115 -3479 256

    1002 S114 -3493 121

    1003 S113 -3507 256

    1004 S112 -3521 121

    1005 S111 -3535 256

    1006 S110 -3549 121

    1007 S109 -3563 256

    1008 S108 -3577 121

    1009 S107 -3591 256

    1010 S106 -3605 121

    1011 S105 -3619 256

    1012 S104 -3633 121

    1013 S103 -3647 256

    1014 S102 -3661 121

  • ST7789S

    Version 1.5 Page 27 of 300 2013/04

    PAD

    No. PIN Name X Y

    1015 S101 -3675 256

    1016 S100 -3689 121

    1017 S99 -3703 256

    1018 S98 -3717 121

    1019 S97 -3731 256

    1020 S96 -3745 121

    1021 S95 -3759 256

    1022 S94 -3773 121

    1023 S93 -3787 256

    1024 S92 -3801 121

    1025 S91 -3815 256

    1026 S90 -3829 121

    1027 S89 -3843 256

    1028 S88 -3857 121

    1029 S87 -3871 256

    1030 S86 -3885 121

    1031 S85 -3899 256

    1032 S84 -3913 121

    1033 S83 -3927 256

    1034 S82 -3941 121

    1035 S81 -3955 256

    1036 S80 -3969 121

    1037 S79 -3983 256

    1038 S78 -3997 121

    1039 S77 -4011 256

    1040 S76 -4025 121

    1041 S75 -4039 256

    1042 S74 -4053 121

    1043 S73 -4067 256

    1044 S72 -4081 121

    1045 S71 -4095 256

    1046 S70 -4109 121

    1047 S69 -4123 256

    1048 S68 -4137 121

    PAD

    No. PIN Name X Y

    1049 S67 -4151 256

    1050 S66 -4165 121

    1051 S65 -4179 256

    1052 S64 -4193 121

    1053 S63 -4207 256

    1054 S62 -4221 121

    1055 S61 -4235 256

    1056 S60 -4249 121

    1057 S59 -4263 256

    1058 S58 -4277 121

    1059 S57 -4291 256

    1060 S56 -4305 121

    1061 S55 -4319 256

    1062 S54 -4333 121

    1063 S53 -4347 256

    1064 S52 -4361 121

    1065 S51 -4375 256

    1066 S50 -4389 121

    1067 S49 -4403 256

    1068 S48 -4417 121

    1069 S47 -4431 256

    1070 S46 -4445 121

    1071 S45 -4459 256

    1072 S44 -4473 121

    1073 S43 -4487 256

    1074 S42 -4501 121

    1075 S41 -4515 256

    1076 S40 -4529 121

    1077 S39 -4543 256

    1078 S38 -4557 121

    1079 S37 -4571 256

    1080 S36 -4585 121

    1081 S35 -4599 256

    1082 S34 -4613 121

    PAD

    No. PIN Name X Y

    1083 S33 -4627 256

    1084 S32 -4641 121

    1085 S31 -4655 256

    1086 S30 -4669 121

    1087 S29 -4683 256

    1088 S28 -4697 121

    1089 S27 -4711 256

    1090 S26 -4725 121

    1091 S25 -4739 256

    1092 S24 -4753 121

    1093 S23 -4767 256

    1094 S22 -4781 121

    1095 S21 -4795 256

    1096 S20 -4809 121

    1097 S19 -4823 256

    1098 S18 -4837 121

    1099 S17 -4851 256

    1100 S16 -4865 121

    1101 S15 -4879 256

    1102 S14 -4893 121

    1103 S13 -4907 256

    1104 S12 -4921 121

    1105 S11 -4935 256

    1106 S10 -4949 121

    1107 S9 -4963 256

    1108 S8 -4977 121

    1109 S7 -4991 256

    1110 S6 -5005 121

    1111 S5 -5019 256

    1112 S4 -5033 121

    1113 S3 -5047 256

    1114 S2 -5061 121

    1115 S1 -5075 256

    1116 G319 -5131 121

  • ST7789S

    Version 1.5 Page 28 of 300 2013/04

    PAD

    No. PIN Name X Y

    1117 G317 -5145 256

    1118 G315 -5159 121

    1119 G313 -5173 256

    1120 G311 -5187 121

    1121 G309 -5201 256

    1122 G307 -5215 121

    1123 G305 -5229 256

    1124 G303 -5243 121

    1125 G301 -5257 256

    1126 G299 -5271 121

    1127 G297 -5285 256

    1128 G295 -5299 121

    1129 G293 -5313 256

    1130 G291 -5327 121

    1131 G289 -5341 256

    1132 G287 -5355 121

    1133 G285 -5369 256

    1134 G283 -5383 121

    1135 G281 -5397 256

    1136 G279 -5411 121

    1137 G277 -5425 256

    1138 G275 -5439 121

    1139 G273 -5453 256

    1140 G271 -5467 121

    1141 G269 -5481 256

    1142 G267 -5495 121

    1143 G265 -5509 256

    1144 G263 -5523 121

    1145 G261 -5537 256

    1146 G259 -5551 121

    1147 G257 -5565 256

    1148 G255 -5579 121

    1149 G253 -5593 256

    1150 G251 -5607 121

    PAD

    No. PIN Name X Y

    1151 G249 -5621 256

    1152 G247 -5635 121

    1153 G245 -5649 256

    1154 G243 -5663 121

    1155 G241 -5677 256

    1156 G239 -5691 121

    1157 G237 -5705 256

    1158 G235 -5719 121

    1159 G233 -5733 256

    1160 G231 -5747 121

    1161 G229 -5761 256

    1162 G227 -5775 121

    1163 G225 -5789 256

    1164 G223 -5803 121

    1165 G221 -5817 256

    1166 G219 -5831 121

    1167 G217 -5845 256

    1168 G215 -5859 121

    1169 G213 -5873 256

    1170 G211 -5887 121

    1171 G209 -5901 256

    1172 G207 -5915 121

    1173 G205 -5929 256

    1174 G203 -5943 121

    1175 G201 -5957 256

    1176 G199 -5971 121

    1177 G197 -5985 256

    1178 G195 -5999 121

    1179 G193 -6013 256

    1180 G191 -6027 121

    1181 G189 -6041 256

    1182 G187 -6055 121

    1183 G185 -6069 256

    1184 G183 -6083 121

    PAD

    No. PIN Name X Y

    1185 G181 -6097 256

    1186 G179 -6111 121

    1187 G177 -6125 256

    1188 G175 -6139 121

    1189 G173 -6153 256

    1190 G171 -6167 121

    1191 G169 -6181 256

    1192 G167 -6195 121

    1193 G165 -6209 256

    1194 G163 -6223 121

    1195 G161 -6237 256

    1196 G159 -6251 121

    1197 G157 -6265 256

    1198 G155 -6279 121

    1199 G153 -6293 256

    1200 G151 -6307 121

    1201 G149 -6321 256

    1202 G147 -6335 121

    1203 G145 -6349 256

    1204 G143 -6363 121

    1205 G141 -6377 256

    1206 G139 -6391 121

    1207 G137 -6405 256

    1208 G135 -6419 121

    1209 G133 -6433 256

    1210 G131 -6447 121

    1211 G129 -6461 256

    1212 G127 -6475 121

    1213 G125 -6489 256

    1214 G123 -6503 121

    1215 G121 -6517 256

    1216 G119 -6531 121

    1217 G117 -6545 256

    1218 G115 -6559 121

  • ST7789S

    Version 1.5 Page 29 of 300 2013/04

    PAD

    No. PIN Name X Y

    1219 G113 -6573 256

    1220 G111 -6587 121

    1221 G109 -6601 256

    1222 G107 -6615 121

    1223 G105 -6629 256

    1224 G103 -6643 121

    1225 G101 -6657 256

    1226 G99 -6671 121

    1227 G97 -6685 256

    1228 G95 -6699 121

    1229 G93 -6713 256

    1230 G91 -6727 121

    1231 G89 -6741 256

    1232 G87 -6755 121

    1233 G85 -6769 256

    1234 G83 -6783 121

    1235 G81 -6797 256

    1236 G79 -6811 121

    1237 G77 -6825 256

    1238 G75 -6839 121

    1239 G73 -6853 256

    PAD

    No. PIN Name X Y

    1240 G71 -6867 121

    1241 G69 -6881 256

    1242 G67 -6895 121

    1243 G65 -6909 256

    1244 G63 -6923 121

    1245 G61 -6937 256

    1246 G59 -6951 121

    1247 G57 -6965 256

    1248 G55 -6979 121

    1249 G53 -6993 256

    1250 G51 -7007 121

    1251 G49 -7021 256

    1252 G47 -7035 121

    1253 G45 -7049 256

    1254 G43 -7063 121

    1255 G41 -7077 256

    1256 G39 -7091 121

    1257 G37 -7105 256

    1258 G35 -7119 121

    1259 G33 -7133 256

    1260 G31 -7147 121

    PAD

    No. PIN Name X Y

    1261 G29 -7161 256

    1262 G27 -7175 121

    1263 G25 -7189 256

    1264 G23 -7203 121

    1265 G21 -7217 256

    1266 G19 -7231 121

    1267 G17 -7245 256

    1268 G15 -7259 121

    1269 G13 -7273 256

    1270 G11 -7287 121

    1271 G9 -7301 256

    1272 G7 -7315 121

    1273 G5 -7329 256

    1274 G3 -7343 121

    1275 G1 -7357 256

    1276 DUMMY -7371 121

    1277 DUMMY -7385 256

    1278 DUMMY -7399 121

    A1 -7480 255

    A2 7480 255

  • ST7789S

    Version 1.5 Page 30 of 300 2013/04

    5 BLOCK DIAGRAM

  • ST7789S

    Version 1.5 Page 31 of 300 2013/04

    6 PIN DESCRIPTION

    6.1 Power Supply Pins

    Name I/O Description Connect Pin

    VDD I Power Supply for Analog, Digital System and Booster Circuit. VDD

    VDDI I Power Supply for I/O System. VDDI

    VDDI_LED I Power Supply for LED driver.

    If not used, please fix this pad to GND level. -

    AGND I System Ground for Analog System and Booster Circuit. GND

    DGND I System Ground for I/O System and Digital System. GND

  • ST7789S

    Version 1.5 Page 32 of 300 2013/04

    6.2 Interface Logic Pins

    Name I/O Description Connect Pin

    IM3, IM2,

    IM1, IM0 I

    -The MCU interface mode select.

    IM3 IM2 IM1 IM0 MPU Interface Mode Data pin

    0 0 0 0 80-8bit parallel I/F DB[7:0]

    0 0 0 1 80-16bit parallel I/F DB[15:0]

    0 0 1 0 80-9bit parallel I/F DB[8:0]

    0 0 1 1 80-18bit parallel I/F DB[17:0],

    3-line 9bit serial I/F SDA: in/out

    0 1 0 1

    2 data lane serial I/F SDA: in/out

    WRX: in

    0 1 1 0 4-line 8bit serial I/F SDA: in/out

    1 0 0 0 80-16bit parallel I/F Ⅱ DB[17:10],

    DB[8:1]

    1 0 0 1 80-8bit parallel I/F Ⅱ DB[17:10]

    1 0 1 0 80-18bit parallel I/F Ⅱ DB[17:0],

    1 0 1 1 80-9bit parallel I/F Ⅱ DB[17:9]

    1 1 0 1 3-line 9bit serial I/F Ⅱ SDA: in/

    SDO: out

    1 1 1 0 4-line 8bit serial I/F Ⅱ SDA:in/

    SDO: out

    DGND/VDDI

    EXTC I

    -Select to access extension command (“Low”: system command 1,

    “High”: system command 1 and 2).

    -When programming NVM, this pin should connect to high level.

    DGND/VDDI

    VPP I

    -When programming NVM, it needs external power supply voltage

    (7.5V); the current of Ivpp must be more than 10mA.

    -If not used, let this pin open.

    -

    RESX I

    -This signal will reset the device and it must be applied to properly

    initialize the chip.

    -Signal is active low.

    MCU

    CSX I

    -Chip selection pin

    Low enable.

    High disable.

    MCU

    DCX I

    -Display data/command selection pin in parallel interface.

    -This pin is used to be serial interface clock.

    DCX=’1’: display data or parameter.

    MCU

  • ST7789S

    Version 1.5 Page 33 of 300 2013/04

    Name I/O Description Connect Pin

    DCX=’0’: command data.

    -If not used, please fix this pin at VDDI or DGND.

    RDX I -Read enable in 8080 MCU parallel interface.

    -If not used, please fix this pin at VDDI or DGND. MCU

    WRX I

    -Write enable in MCU parallel interface.

    - Display data/command selection pin in 4-line serial interface.

    - Second Data lane in 2 data lane serial interface.

    -If not used, please fix this pin at VDDI or DGND.

    MCU

    VSYNC I -Vertical (Frame) synchronizing input signal for RGB interface operation.

    -If not used, please fix to the VDDI or DGND. MCU

    HSYNC I -Horizontal (Line) synchronizing input signal for RGB interface operation.

    - If not used, please fix to VDDI or DGND. MCU

    ENABLE I -Data enable signal for RGB interface operation.

    -If not used, please fix this pin at VDDI or DGND. MCU

    DOTCLK I -Dot clock signal for RGB interface operation.

    -If not used, please fix this pin at VDDI or DGND. MCU

    SDA I/O

    -When IM3: Low, SPI interface input/output pin.

    -When IM3: High, SPI interface input pin.

    -The data is latched on the rising edge of the SCL signal.

    -If not used, please fix this pin at VDDI or DGND level.

    MCU

    SDO O

    -SPI interface output pin.

    -The data is output on the falling edge of the SCL signal.

    -If not used, let this pin open.

    MCU

    DB[17:0] I/O

    -DB[17:0] are used as MCU parallel interface data bus.

    8-bit I/F: when IM3:0, DB[7:0] are used; when IM3:1, DB[17:10] are used.

    9-bit I/F: when IM3:0, DB[8:0] are used; when IM3:1, DB[17:9] are used.

    16-bit I/F: when IM3:0, DB[15:0] are used; when IM3:1, DB[17:10] and

    DB[8:1] are used.

    18-bit I/F: DB[17:0] are used.

    -DB[17:0] are used as RGB interface data bus.

    6-bit RGB I/F: DB[5:0] are used.

    16-bit RGB I/F: DB[17:13], DB[11:1] are used.

    18-bit RGB I/F: DB[17:0] are used.

    -If not used, please fix this pin at VDDI or DGND.

    MCU

    TE O -Tearing effect signal is used to synchronize MCU to frame memory

    writing. MCU

  • ST7789S

    Version 1.5 Page 34 of 300 2013/04

    Name I/O Description Connect Pin

    -If not used, please let this pin open

    Note1. “1” = VDDI level, “0” = DGND level.

    Note2. When in parallel mode, unused data pins must be connected to “1” or “0”.

    Note3. When CSX=”